INSTALLATIONS
26
MB886 User’s Manual
File of the Main.cpp
//=====================================================================
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
// PURPOSE.
//=====================================================================
#include <dos.h>
#include <conio.h>
#include <stdio.h>
#include <stdlib.h>
#include "W627HF.H"
//=====================================================================
void ClrKbBuf(void);
int main (int argc, char *argv[]);
//=====================================================================
int main (int argc, char *argv[])
{
unsigned char ucDO = 0;
//data for digital output
unsigned
char
ucDI;
//data
for
digital
input
unsigned char ucBuf;
Set_W627HF_LD(
0x07); //switch
to
logic
device
7
Set_W627HF_Reg(0xF1,
0x00); //clear
ucDI = Get_W627HF_Reg(0xF1) & 0x0F;
ClrKbBuf();
while(1)
{
ucDO++;
Set_W627HF_Reg(0xF1, ((ucDO & 0x0F) << 4));
ucBuf = Get_W627HF_Reg(0xF1) & 0x0F;
if (ucBuf != ucDI)
{
ucDI
=
ucBuf;
printf("Digital I/O Input Changed. Current Data is 0x%X\n",ucDI);
}
if
(kbhit())
{
getch();
break;
}
delay(500);
}
return
0;
}
//=====================================================================
void ClrKbBuf(void)
{
while(kbhit())
{
getch();
}
}
//---------------------------------------------------------------------------
